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In the following sections, we discuss Eucalyptus, three flavors of cloud-optimized versions of Linux, VPN-Cubed IPsec to support hybrid architectures, Cohesive FT to wrap code in containers for better portability and management, Zend and Abique for vendor independence, RightScale and 3Tera for vendor independent frameworks, Elastra to automate scalability, and Cloud Brokers for interoperability.

We conclude the chapter with a discussion of initiatives for cloud portability and interclouding.

Eucalyptus Enterprise Edition

Eucalyptus is an acronym for Elastic Utility ComputingArchitecture Linking Your Programs To Useful Systems . It enables the implementation of cloud computing within a data center by providing an infrastructure as a service (IaaS) solution that is compatible with Amazon Web Services (AWS), including Amazon’s Elastic Compute Cloud (EC2), Simple Storage Service (S3), and Elastic Block Store (EBS). This solution facilitates movement between AWS, AWS-compatible vendors, and in-private clouds, whether behind the firewall or managed by a third-party vendor,

Eucalyptus is also compatible with VMware, so it works on most cloud configurations. Users can remotely connect to their Windows VMs via Remote Desktop Protocol (RDP) and use Amazon get-password semantics, vSphere™, ESX™, and ESXi™. A June 16, 2010 press release from Eucalyptus stated that the company

. . . also supports other hypervisors typically found in a data center, such as Xen® and KVM, providing customers the flexibility to configure cloud solutions that best meet their infrastructure needs. In addition, Eucalyptus EE provides an image converter that helps users develop

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